>>>>> "Ashley" == Ashley Thomas <[EMAIL PROTECTED]> writes:
Ashley> This is a bit out of topic. sorry about that.
Ashley> The BPF has an Instruction set which has instructions like:
Ashley> BPF_LD,BPF_LDX etc The man pages says that they operate on
Ashley> accumulator ..
Ashley> Are these machine instructions ? or something like a wrapper ?
Yes, virtual machine instructions.
BPF is a virtual machine.
see http://www.tcpdump.org/related.html, specifically the Usenix
paper on it.
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